package com.xl.core.util.httpclient;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.URL;
import java.net.URLConnection;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

import com.xl.core.util.StringUtil;

public class HttpRequest {
	/**
	 * 向指定URL发送GET方法的请求
	 * 
	 * @param url
	 *            发送请求的URL
	 * @param param
	 *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
	 * @return URL 所代表远程资源的响应结果
	 */
	private final static String API_KEY = "XB6j1sX1R6GzNTH8XWF69A";
	private final static String API_SECRET = "Wrv9j0Jh1OEoDla3wkSqa2L1XdTXHMaKPuIt"; 
	private final static String API_HOST = "http://www.zoomus.cn/";
	private final static String API_USER_CREATE = "v1/user/autocreate2?api_key=%s&api_secret=%s&data_type=JSON&type=3&email=%s&password=%s&first_name=%s&last_name=%s&meeting_capacity=%s&dept=%s";

	public static String sendGet(String url, String param) {
		String result = "";
		BufferedReader in = null;
		try {
			if (!StringUtil.isEmpty(param)) {
				url = url + "?" + param;
			}
			System.out.println("请求串：" + url);
			URL realUrl = new URL(url);
			// 打开和URL之间的连接
			URLConnection connection = realUrl.openConnection();
			// 设置通用的请求属性
			connection.setRequestProperty("accept", "*/*");
			connection.setRequestProperty("connection", "Keep-Alive");
			connection.setRequestProperty("accept-charset", "UTF-8");
			connection.setRequestProperty("user-agent",
					"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
			// 建立实际的连接
			connection.connect();

			// 定义 BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(
					connection.getInputStream(), "utf-8"));
			String line;
			while ((line = in.readLine()) != null) {
				result += line;
			}
		} catch (Exception e) {
			System.out.println("发送GET请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输入流
		finally {
			try {
				if (in != null) {
					in.close();
				}
			} catch (Exception e2) {
				e2.printStackTrace();
			}
		}
		return result;
	}

	/**
	 * 向指定 URL 发送POST方法的请求
	 * 
	 * @param url
	 *            发送请求的 URL
	 * @param param
	 *            请求参数，请求参数应该是 string字符串
	 * @return 所代表远程资源的响应结果
	 */
	public static String sendPost(String url, String param) {
		OutputStreamWriter out = null;
		BufferedReader in = null;
		String result = "";
		try {
			URL realUrl = new URL(url);
			// 打开和URL之间的连接
			URLConnection conn = realUrl.openConnection();
			// 设置通用的请求属性
			conn.setRequestProperty("accept", "*/*");
			conn.setRequestProperty("connection", "Keep-Alive");
			conn.setRequestProperty("accept-charset", "UTF-8");
			conn.setRequestProperty("user-agent",
					"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
			// 发送POST请求必须设置如下两行
			conn.setDoOutput(true);
			conn.setDoInput(true);
			// 获取URLConnection对象对应的输出流
			out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
			// 发送请求参数
			out.write(param);
			// flush输出流的缓冲
			out.flush();
			// 定义BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(
					conn.getInputStream(), "utf-8"));
			String line;
			while ((line = in.readLine()) != null) {
				result += line;
			}
		} catch (Exception e) {
			System.out.println("发送 POST 请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输出流、输入流
		finally {
			try {
				if (out != null) {
					out.close();
				}
				if (in != null) {
					in.close();
				}
			} catch (IOException ex) {
				ex.printStackTrace();
			}
		}
		return result;
	}

	public static void main(String[] args) {
		// 天气请求地址
		
		
		String url = String.format(API_HOST+API_USER_CREATE, API_KEY,API_SECRET, 
				"zxffree@126.com","111111", "hao", 
				"jun",10, "");
		System.out.println(url);
	  	String response = HttpRequest.sendPost(url, null);
	  	System.out.println("返回结构：response" + response);
		String weatherUrl = "http://api.map.baidu.com/telematics/v3/weather?location=合肥&output=json&ak=mLLY7onqBNsRmroql3GTLwbeD4XAbR0Y";
		String result = HttpRequest.sendGet(weatherUrl, null);
		System.out.println("返回结构：" + result);
		JSONObject jb = JSONObject.fromObject(result);

		JSONArray results = jb.getJSONArray("results");
		JSONObject jd = (JSONObject) results.get(0);

		JSONArray weatherData = jd.getJSONArray("weather_data");

		String date = ((JSONObject) weatherData.get(0)).getString("date");

		System.out.println(date);
	}
}
